Yield: about 5 dozen small cookies
For the chocolate cookies:
4 squares BAKER'S Unsweetened Chocolate
3/4 cup butter
2 cups sugar
1 tsp. vanilla
2-1/2 cups flour
Microwave unsweetened chocolate and butter in large microwaveable bowl on HIGH 2 min. or until butter is melted. Stir until chocolate is completely melted. Add sugar; mix well. Blend in eggs and vanilla. Add flour; mix well. Refrigerate 1 hour or until dough is easy to handle.
Heat oven to 350°F. Shape dough into 1-inch balls; place, 2 inches apart, on baking sheets sprayed with cooking spray.
Bake 8 min. or just until set. (Do NOT overbake.) Cool on baking sheet 1 min.; remove to wire racks. Cool completely.
For the peanut butter frosting: